On 17 April 2003 Carnival Corporation and P&O Princess Cruises combined through a dual-listed structure; P&O Princess became Carnival plc. They remained separate legal entities operating as one economic group. The contemporary portfolio comprised Carnival, Princess, Holland America, Windstar, Seabourn, Costa, Cunard, P&O Cruises, Ocean Village, Swan Hellenic, AIDA, A’ROSA and P&O Cruises Australia.
Keep the explicit scope label independent; no alias or company identity is inferred.